/* ================================================
   ترجمان · Tarjoman — Main Stylesheet
   ================================================ */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+Arabic:wght@300;400;500;600&family=IBM+Plex+Mono:wght@400;500&family=Playfair+Display:ital,wght@1,900&family=Plus+Jakarta+Sans:wght@800&display=swap');

/* ── Variables ───────────────────────────────── */
:root {
  --bg:          #f1f5f9;
  --surface:     #ffffff;
  --surface2:    #f8fafc;
  --border:      #e2e8f0;
  --accent:      #2563eb;
  --accent-glow: rgba(37,99,235,.18);
  --green:       #16a34a;
  --red:         #dc2626;
  --text:        #0f172a;
  --text2:       #64748b;
  --text3:       #94a3b8;
  --bubble-me:   #dbeafe;
  --bubble-them: #f1f5f9;
  --r:           18px;
  --font:        'IBM Plex Sans Arabic', sans-serif;
  --mono:        'IBM Plex Mono', monospace;
  --safe-top:    env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

/* ── Reset ───────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box; margin: 0; padding: 0;
  -webkit-tap-highlight-color: transparent;
}
html, body {
  height: 100%; width: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ── Screens ─────────────────────────────────── */
.screen {
  position: fixed; inset: 0;
  display: none; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 24px; overflow-y: auto;
  animation: fadeUp .3s ease;
}
.screen.active { display: flex; }

@keyframes fadeUp {
  from { opacity:0; transform:translateY(14px); }
  to   { opacity:1; transform:translateY(0); }
}

/* ── Cards ───────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 32px 24px;
  width: 100%; max-width: 380px;
  box-shadow: 0 4px 24px rgba(15,23,42,.07);
}

/* ── Logo / Brand ─────────────────────────────── */
.logo {
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 4px; color: var(--text3);
  text-transform: uppercase; margin-bottom: 6px;
  opacity: .9; text-align: center;
}

/* ── tDeeb wordmark ──────────────────────────────────── */
.brand-hero {
  display: flex; flex-direction: column;
  align-items: center; margin-bottom: 16px;
}
.brand-logo {
  display: flex; align-items: flex-end;
  line-height: 1; user-select: none; gap: 0;
}
.brand-t {
  font-family: 'Playfair Display', Georgia, serif;
  font-style: italic; font-weight: 900;
  font-size: 80px; color: #0f172a;
  letter-spacing: -2px; line-height: 1;
}
.brand-name {
  font-family: 'Plus Jakarta Sans', 'IBM Plex Sans Arabic', sans-serif;
  font-weight: 800; font-size: 68px;
  color: #0f172a; letter-spacing: -3px; line-height: 1;
}
.brand-dot {
  display: inline-block;
  width: 13px; height: 13px;
  background: #4169e1;
  border-radius: 50%;   /* perfect circle always */
  margin-left: 4px;
  margin-bottom: 10px;  /* sit at baseline */
  flex-shrink: 0;
}
.tagline {
  font-size: 14px; color: var(--text2);
  line-height: 1.7; text-align: center; margin-bottom: 32px;
}

/* ── Buttons ─────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 10px; padding: 15px 28px;
  border: none; border-radius: 14px;
  font-family: var(--font); font-size: 15px; font-weight: 500;
  cursor: pointer; transition: all .18s;
  user-select: none; min-height: 52px;
  width: 100%; max-width: 100%;
}
.btn + .btn { margin-top: 10px; }
.btn-primary {
  background: linear-gradient(135deg, #2563eb, #3b82f6);
  color: #fff; box-shadow: 0 6px 24px var(--accent-glow);
}
.btn-primary:hover  { box-shadow: 0 8px 32px var(--accent-glow); filter: brightness(1.05); }
.btn-primary:active { transform: scale(.97); box-shadow: 0 3px 12px var(--accent-glow); }
.btn-primary:disabled { opacity:.45; cursor:default; pointer-events:none; }
.btn-secondary {
  background: var(--surface2); color: var(--text);
  border: 1px solid var(--border);
}
.btn-secondary:active { transform: scale(.97); }
.btn-ghost {
  background: transparent; color: var(--text2);
  border: 1px solid var(--border);
  font-size: 13px; padding: 11px 18px; min-height: 42px;
}
.btn-ghost:hover { border-color: var(--accent); color: var(--text); }

/* ── Feature list (home) ─────────────────────── */
.feature-list { list-style:none; margin: 0 0 28px; }
.feature-list li {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 0; font-size: 13px; color: var(--text2);
  border-bottom: 1px solid var(--border);
}
.feature-list li:last-child { border:none; }
.feat-icon {
  width: 34px; height: 34px; border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  font-size: 17px; flex-shrink: 0;
}

/* ── Invite / QR screen ──────────────────────── */
#qrWrapper {
  background: #fff; border-radius: 16px; padding: 18px;
  display: inline-block; margin: 18px auto; text-align: center;
  display: flex; justify-content: center;
}
.link-box {
  background: var(--surface2); border: 1.5px solid var(--border);
  border-radius: 12px; padding: 12px 14px;
  font-family: var(--mono); font-size: 11px; color: var(--text2);
  word-break: break-all; cursor: pointer;
  transition: border-color .2s; position: relative; margin: 10px 0;
}
.link-box:hover { border-color: var(--accent); }
.copy-toast {
  position: absolute; top: -30px; left: 50%;
  transform: translateX(-50%);
  background: var(--green); color: #081a0d;
  font-size: 11px; padding: 4px 10px; border-radius: 6px;
  opacity: 0; transition: opacity .25s; pointer-events: none; white-space: nowrap;
}
.copy-toast.show { opacity: 1; }
.hint { font-size: 11px; color: var(--text3); text-align: center; }

/* ── Language select ─────────────────────────── */
.lang-scroll { max-height: 300px; overflow-y: auto; margin-bottom: 4px; }
.lang-scroll::-webkit-scrollbar { width: 3px; }
.lang-scroll::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
.lang-option {
  display: flex; align-items: center; gap: 14px;
  padding: 13px 14px; border: 1.5px solid var(--border);
  border-radius: 14px; margin-bottom: 8px; cursor: pointer;
  transition: all .18s; background: var(--surface2);
}
.lang-option:hover,
.lang-option.selected {
  border-color: var(--accent); background: rgba(37,99,235,.08);
}
.lang-flag { font-size: 26px; line-height: 1; }
.lang-info { flex: 1; }
.lang-name  { font-size: 15px; font-weight: 500; }
.lang-native{ font-size: 11px; color: var(--text2); margin-top: 2px; }
.badge {
  font-size: 10px; padding: 3px 8px; border-radius: 6px;
  font-family: var(--mono); white-space: nowrap;
}
.badge-device   { background: rgba(67,233,123,.15); color: var(--green); }
.badge-suggested{ background: rgba(37,99,235,.15); color: var(--accent); }

/* ── Chat screen ─────────────────────────────── */
#chatScreen {
  display: none; flex-direction: column;
  padding: 0; align-items: stretch; justify-content: flex-start;
  overflow: hidden;
}
#chatScreen.active { display: flex; }

.chat-header {
  background: var(--surface); border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 4px rgba(15,23,42,.06);
  padding: 12px 16px;
  padding-top: max(12px, var(--safe-top));
  display: flex; align-items: center; gap: 12px; flex-shrink: 0;
}
.chat-header-info { flex: 1; min-width: 0; }
.chat-title   { font-size: 15px; font-weight: 600; display: flex; align-items: center; gap: 8px; }
.chat-sub     { font-size: 11px; color: var(--text2); margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.status-dot   {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--text3); display: inline-block; transition: background .3s;
}
.status-dot.online { background: var(--green); box-shadow: 0 0 5px rgba(22,163,74,.5); }
.status-dot.warn   { background: #f59e0b; box-shadow: 0 0 6px rgba(245,158,11,.5);
  animation: pulse 1.4s infinite; }

/* ── Back / Leave button ─────────────────────────── */
.back-btn {
  width: 36px; height: 36px; border-radius: 50%;
  background: none; border: none; cursor: pointer; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  color: var(--text2); transition: all .18s;
}
.back-btn svg { width: 20px; height: 20px; fill: currentColor; }
.back-btn:hover  { background: var(--surface2); color: var(--text); }
.back-btn:active { transform: scale(.88); }

/* ── Share / invite button (chat header) ──────────── */
.chat-share-btn {
  width: 36px; height: 36px; border-radius: 50%;
  background: none; border: none; cursor: pointer; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  color: var(--text2); transition: all .18s;
}
.chat-share-btn svg    { width: 20px; height: 20px; fill: currentColor; }
.chat-share-btn:hover  { background: var(--surface2); color: var(--accent); }
.chat-share-btn:active { transform: scale(.88); }

/* ── Settings / invite bottom sheet ──────────────── */
.settings-backdrop {
  display: none;
  position: fixed; inset: 0;
  background: rgba(15,23,42,.45);
  z-index: 200;
  animation: fadeIn .2s ease;
}
.settings-backdrop.open { display: block; }

.settings-panel {
  position: fixed; bottom: 0; left: 0; right: 0;
  background: var(--surface);
  border-radius: 20px 20px 0 0;
  padding: 0 0 max(20px, var(--safe-bottom));
  z-index: 201;
  transform: translateY(100%);
  transition: transform .28s cubic-bezier(.22,1,.36,1);
  max-width: 520px; margin: 0 auto;
}
.settings-panel.open { transform: translateY(0); }

.settings-panel-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 18px 12px;
  border-bottom: 1px solid var(--border);
}
.settings-panel-title {
  font-size: 15px; font-weight: 600; color: var(--text);
}
.settings-close-btn {
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--surface2); border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  color: var(--text2); transition: all .15s;
}
.settings-close-btn svg    { width: 16px; height: 16px; fill: currentColor; }
.settings-close-btn:hover  { background: var(--border); }
.settings-close-btn:active { transform: scale(.9); }

.settings-panel-body {
  padding: 20px 18px 8px;
  display: flex; flex-direction: column; align-items: center; gap: 16px;
}
.settings-qr-wrap {
  background: #fff; border-radius: 12px;
  padding: 12px; border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  min-height: 160px; min-width: 160px;
}
.settings-qr-wrap img, .settings-qr-wrap canvas { border-radius: 4px; }
.settings-link-row {
  display: flex; align-items: center; gap: 10px;
  background: var(--surface2); border: 1.5px solid var(--border);
  border-radius: 12px; padding: 10px 14px; width: 100%;
}
.settings-link-text {
  flex: 1; font-size: 13px; font-family: var(--mono);
  color: var(--text); overflow: hidden;
  text-overflow: ellipsis; white-space: nowrap;
}
.settings-copy-btn {
  flex-shrink: 0; width: 32px; height: 32px; border-radius: 8px;
  background: var(--accent); border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: opacity .15s, transform .12s;
}
.settings-copy-btn svg    { width: 16px; height: 16px; fill: #fff; }
.settings-copy-btn:hover  { opacity: .88; }
.settings-copy-btn:active { transform: scale(.9); }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.messages-area {
  flex: 1; overflow-y: auto; overflow-x: hidden;
  padding: 16px 14px; display: flex; flex-direction: column; gap: 14px;
  scroll-behavior: smooth;
}
.messages-area::-webkit-scrollbar { width: 3px; }
.messages-area::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

/* Bubbles */
.msg-group { display: flex; flex-direction: column; animation: msg-in .22s ease; }
@keyframes msg-in {
  from { opacity:0; transform:translateY(8px); }
  to   { opacity:1; transform:translateY(0); }
}
.msg-group.me   { align-items: flex-end; }
.msg-group.them { align-items: flex-start; }

.bubble {
  max-width: min(78%, 320px);
  border-radius: 18px; padding: 11px 15px;
  font-size: 15px; line-height: 1.55;
}
.me   .bubble { background: var(--bubble-me);   border: 1px solid rgba(37,99,235,.18); border-bottom-right-radius: 5px; }
.them .bubble { background: var(--bubble-them); border: 1px solid var(--border); border-bottom-left-radius: 5px; box-shadow: 0 1px 4px rgba(15,23,42,.05); }

/* Emoji-only message — large, clean, no translation structure */
.bubble-emoji {
  font-size: 38px; line-height: 1.2;
  padding: 6px 10px;
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  /* Explicit emoji font stack — ensures identical rendering across all browsers */
  font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji",
               "Twemoji Mozilla", "EmojiOne Color", sans-serif;
}

/* ── Sent messages ("me"): original is primary ─────── */
.original-text { color: var(--text); font-size: 15px; line-height: 1.55; }
.translated-section {
  margin-top: 8px; padding-top: 8px;
  border-top: 1px solid rgba(15,23,42,.08);
}
.translated-label {
  font-size: 10px; color: var(--text3); font-family: var(--mono);
  letter-spacing: .5px; margin-bottom: 3px;
  display: flex; align-items: center; gap: 5px;
}
.translated-label::before {
  content:''; display:inline-block; width:10px; height:1px;
  background: var(--accent); opacity:.5;
}
.translated-text { color: var(--text2); font-size: 13px; line-height: 1.55; }

/* ── Received messages ("them"): translation is primary */
.trans-primary {
  font-size: 16px; font-weight: 500;
  color: var(--text); line-height: 1.55;
}
.orig-ref {
  margin-top: 8px; padding-top: 7px;
  border-top: 1px solid rgba(15,23,42,.08);
  font-size: 11.5px; color: var(--text3); line-height: 1.5;
}
.orig-ref-lang {
  display: block; font-family: var(--mono);
  font-size: 9.5px; color: var(--text3);
  letter-spacing: .3px; margin-bottom: 2px;
}

.msg-time { font-size: 10px; color: var(--text3); margin-top: 3px; padding: 0 3px; }

.sys-msg {
  align-self: center; font-size: 11px; color: var(--text3);
  font-family: var(--mono); background: var(--surface2);
  border-radius: 20px; padding: 4px 14px; text-align: center;
}

/* Waiting overlay */
.waiting-overlay {
  display: none; position: absolute; inset: 0;
  background: var(--bg); flex-direction: column;
  align-items: center; justify-content: center; gap: 16px;
  text-align: center; padding: 32px; z-index: 5;
}
.waiting-overlay.show { display: flex; }
.spin-ring {
  width: 72px; height: 72px; border-radius: 50%;
  border: 2px solid var(--border); border-top-color: var(--accent);
  animation: spin 1.1s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Typing indicator */
.typing-wrap { display: none; }
.typing-wrap.show { display: flex; }
.typing-bubble {
  display: flex; align-items: center; gap: 5px;
  background: var(--bubble-them); border: 1px solid var(--border);
  border-radius: 16px; border-bottom-left-radius: 5px;
  padding: 10px 14px;
}
.typing-dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--text3);
  animation: blink 1.2s infinite;
}
.typing-dot:nth-child(2) { animation-delay: .2s; }
.typing-dot:nth-child(3) { animation-delay: .4s; }
@keyframes blink { 0%,60%,100%{opacity:.3;transform:scale(1)} 30%{opacity:1;transform:scale(1.25)} }

/* Input area */
.chat-input-area {
  background: var(--surface); border-top: 1px solid var(--border);
  padding: 10px 14px;
  padding-bottom: max(10px, var(--safe-bottom));
  flex-shrink: 0;
  position: relative; /* anchor for floating emoji picker */
}
.lang-label {
  font-size: 11px; color: var(--text3); font-family: var(--mono);
  margin-bottom: 6px; padding: 0 2px;
  display: flex; align-items: center; gap: 6px;
}
.translating-badge {
  display: none; font-size: 10px; color: var(--accent);
  background: rgba(37,99,235,.1); padding: 2px 7px; border-radius: 5px;
  animation: pulse 1.4s infinite;
}
.translating-badge.show { display: inline-block; }
@keyframes pulse { 0%,100%{opacity:.5} 50%{opacity:1} }

/* ── Character count indicator ───────────────────── */
.char-count {
  margin-left: auto; font-size: 10px; font-family: var(--mono);
  color: var(--text3); transition: color .2s;
}
.char-count.near { color: #f59e0b; }
.char-count.over { color: var(--red); font-weight: 600; }

.input-row { display: flex; align-items: flex-end; gap: 10px; }
.input-wrap {
  flex: 1; background: var(--surface2); border: 1.5px solid var(--border);
  border-radius: 22px; display: flex; align-items: flex-end;
  padding: 10px 15px; transition: border-color .2s; min-height: 46px;
}
.input-wrap:focus-within { border-color: var(--accent); }
#msgInput {
  flex: 1; background: none; border: none; outline: none;
  font-family: var(--font); font-size: 15px; color: var(--text);
  resize: none; line-height: 1.5; max-height: 120px; min-height: 22px;
  overflow-y: auto;
}
#msgInput::placeholder { color: var(--text3); }
.send-btn {
  width: 46px; height: 46px; border-radius: 50%;
  background: linear-gradient(135deg, #2563eb, #3b82f6);
  border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; transition: all .18s;
  box-shadow: 0 4px 16px var(--accent-glow);
}
.send-btn:hover  { filter: brightness(1.1); }
.send-btn:active { transform: scale(.88); }
.send-btn:disabled { opacity: .35; cursor: default; pointer-events: none; }
.send-btn svg { width: 19px; height: 19px; fill: #fff; }

/* ── Recording status bar ─────────────────────────── */
.rec-bar {
  display: none; align-items: center; gap: 8px;
  padding: 0 4px 6px; height: 0; overflow: hidden;
  transition: height .2s ease;
}
.rec-bar.active {
  display: flex; height: 28px;
}
.rec-dot {
  width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0;
  background: var(--red); animation: pulse 1s ease-in-out infinite;
}
.rec-timer {
  font-size: 12px; font-family: var(--mono); color: var(--red);
  min-width: 30px; letter-spacing: .5px;
}
.rec-wave {
  display: flex; align-items: center; gap: 2.5px; height: 16px;
}
.rec-wave span {
  display: inline-block; width: 3px; border-radius: 2px;
  background: var(--red); animation: wave-bar .7s ease-in-out infinite;
}
.rec-wave span:nth-child(1) { animation-delay: 0s;    height: 4px; }
.rec-wave span:nth-child(2) { animation-delay: .14s;  height: 8px; }
.rec-wave span:nth-child(3) { animation-delay: .28s;  height: 14px; }
.rec-wave span:nth-child(4) { animation-delay: .14s;  height: 8px; }
.rec-wave span:nth-child(5) { animation-delay: 0s;    height: 4px; }
@keyframes wave-bar {
  0%, 100% { transform: scaleY(.35); }
  50%       { transform: scaleY(1); }
}
.rec-hint {
  font-size: 10px; color: var(--text3); font-family: var(--mono);
  margin-left: auto;
}

/* ── Voice interim preview ────────────────────────── */
.voice-preview {
  font-size: 13px; color: var(--accent); font-style: italic;
  padding: 0 4px 4px; min-height: 0; line-height: 1.4;
  opacity: 0.75; transition: opacity .2s;
  display: none; /* shown via .active class */
}
.voice-preview.active { display: block; }
.voice-preview:empty  { display: none; }

/* ── Mic button ───────────────────────────────────── */
.mic-btn {
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--surface2); border: 1.5px solid var(--border);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; transition: all .18s; color: var(--text2);
}
.mic-btn svg { width: 20px; height: 20px; fill: currentColor; }
.mic-btn:hover { border-color: var(--accent); color: var(--accent); }
.mic-btn:active { transform: scale(.88); }
.mic-btn.recording {
  background: rgba(255,101,132,.12); border-color: var(--red); color: var(--red);
  animation: mic-pulse 1.5s infinite;
}
.mic-btn.hidden { display: none; }
@keyframes mic-pulse {
  0%,100% { box-shadow: 0 0 0 0 rgba(255,101,132,.4); }
  50%      { box-shadow: 0 0 0 10px rgba(255,101,132,0); }
}

/* ── Copy translation button ─────────────────────── */
.copy-trans-btn {
  background: none; border: none;
  font-size: 9px; color: var(--text3);
  cursor: pointer; padding: 2px 6px;
  border-radius: 4px; transition: all .15s;
  font-family: var(--mono); margin-top: 4px;
  display: none; margin-right: auto;
}
.translated-section:hover .copy-trans-btn { display: inline-block; }
.copy-trans-btn:hover { color: var(--accent); background: rgba(37,99,235,.08); }

/* ── API Key modal ────────────────────────────── */
.modal-bg {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.75); backdrop-filter: blur(10px);
  display: none; align-items: center; justify-content: center;
  z-index: 100; padding: 20px;
}
.modal-bg.open { display: flex; }
.modal {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 24px; padding: 28px 22px;
  width: 100%; max-width: 380px; animation: fadeUp .22s ease;
}
.modal h3 { font-size: 17px; margin-bottom: 8px; }
.modal p  { font-size: 13px; color: var(--text2); line-height: 1.6; margin-bottom: 18px; }
.field {
  width: 100%; background: var(--surface2); border: 1.5px solid var(--border);
  border-radius: 12px; padding: 13px 15px;
  font-family: var(--mono); font-size: 12.5px; color: var(--text);
  outline: none; transition: border-color .2s; margin-bottom: 6px;
}
.field:focus { border-color: var(--accent); }
.field-hint { font-size: 11px; color: var(--text3); margin-bottom: 16px; }
.field-hint a { color: var(--accent); text-decoration: none; }

/* ── Emoji toggle button (inside input-row) ────────── */
.emoji-toggle-btn {
  flex-shrink: 0;
  width: 42px; height: 42px;
  font-size: 20px; line-height: 1;
  background: var(--surface2);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  padding: 0;
  transition: border-color .15s, background .15s, transform .12s;
  font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji",
               "Twemoji Mozilla", sans-serif;
}
.emoji-toggle-btn:hover  { border-color: var(--accent); background: #eff6ff; }
.emoji-toggle-btn:active { transform: scale(.9); }
.emoji-toggle-btn.open   { border-color: var(--accent); background: #eff6ff; }

/* ── Emoji picker popup (floats above input) ───────── */
.emoji-picker {
  display: none;
  position: absolute;
  bottom: calc(100% + 4px);
  left: 14px; /* aligns with .chat-input-area padding */
  flex-direction: row;
  gap: 4px;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: 14px;
  padding: 7px 10px;
  box-shadow: 0 4px 20px rgba(0,0,0,.12);
  z-index: 50;
}
.emoji-picker.open { display: flex; }
.emoji-send-btn {
  font-size: 26px; line-height: 1;
  background: none;
  border: none;
  border-radius: 8px;
  padding: 4px 6px;
  cursor: pointer;
  transition: transform .12s, background .1s;
  font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji",
               "Twemoji Mozilla", sans-serif;
}
.emoji-send-btn:hover    { background: var(--surface2); transform: scale(1.18); }
.emoji-send-btn:active   { transform: scale(.85); }
.emoji-send-btn:disabled { opacity: .35; cursor: default; pointer-events: none; }

/* ── Global toast ─────────────────────────────── */
#toast {
  position: fixed; bottom: 22px; left: 50%;
  transform: translateX(-50%) translateY(14px);
  background: var(--surface2); border: 1px solid var(--border);
  color: var(--text); padding: 11px 18px; border-radius: 12px;
  font-size: 13px; z-index: 200;
  opacity: 0; transition: all .28s; pointer-events: none; white-space: nowrap;
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ── Error state ─────────────────────────────── */
.error-text { color: var(--red); font-size: 12px; margin-top: 6px; }

/* ── Responsive ──────────────────────────────── */
@media (max-width: 390px) {
  .brand-t    { font-size: 62px; }
  .brand-name { font-size: 54px; }
  .brand-dot  { width: 10px; height: 10px; margin-bottom: 8px; }
  .bubble { max-width: 88%; }
  .card   { padding: 24px 18px; }
}